Astromania 1.25" T-Adapter - Can Use Together with T-Ring - Connect a DSLR or SLR Camera to a Telescope

Astromania 1.25" T-Adapter - Can Use Together with T-Ring - Connect a DSLR or SLR Camera to a Telescope

Astromania 1.25" Extendable Camera Adapter - for Either Prime-Focus Or Eyepiece-Projection Astrophotography with Refractors or Reflector Telescopes - Threaded for Standard 1.25inch Astronomy Filters

Lightdow T/T2 Mount Adapter Ring for Sony A7/A7R/A6000/A5100